"We are extremely happy and in love with him. So far it's been the most amazing experience of my life," Sliwinska said. "Even though I've been told how incredible it is to be a mom, I never imagined I would enjoy so much every minute spent with my little munchkin."

Sliwinski competed on the reality competition show for 10 seasons, while Mazo competed on four. The couple, who've been together 13 years, announced in October that they were going to start focusing on expanding their family.